# Space Clutter vs Ocean Keeper

The clearest difference is review sentiment: Space Clutter at 100% against Ocean Keeper's 48%. Space Clutter also leads on rating (4.9 vs 4.4) and in-app purchases (none vs 4). Ocean Keeper's advantage is price (Free vs $0.99) and update cadence (every 4 days vs every 49 months). On device support and iOS requirement there is nothing between them.

Ocean Keeper is free to download; Space Clutter costs $0.99 up front. Ocean Keeper sells 4 one-off in-app purchases. Space Clutter asks for nothing beyond the download.

Space Clutter holds the better App Store score, 4.9 against 4.4. That said, the two scores are not equally well evidenced: Ocean Keeper has 288 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 100% of Space Clutter's written reviews are positive against 48% of Ocean Keeper's.

Space Clutter ships an update every 49 months, Ocean Keeper every 4 days. The most recent releases landed on July 4, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Space Clutter | Ocean Keeper |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.9 (10 ratings)](https://appshunter.io/ios/app/space-clutter/id1366657385/reviews)** | [4.4 (288 ratings)](https://appshunter.io/ios/app/ocean-keeper-dome-survival/id6642704130/reviews) |
| Number of ratings | 10 | **288** |
| Positive reviews | **100.0% of reviews** | 48.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 49 months | **Every 4 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 16 MB | 272 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 9+ | 9+ |
| Developer | [Harry Lundström](https://appshunter.io/developer/381759742) | [RetroStyle Games](https://appshunter.io/developer/346884811) |

## What reviewers say

### Space Clutter

[App page](https://appshunter.io/ios/app/space-clutter/id1366657385)

Navigate a bullet-hell arcade classic, blasting enemies and collecting power-ups to achieve the highest score. Save your progress and resume sessions later. Features original music and sound effects.

**Highlights:** Bullet hell gameplay, Power-up collection, High score chasing, Session saving, Double-tap to pause, Original music and sound effects

**In-app purchases:** none


### Ocean Keeper

[App page](https://appshunter.io/ios/app/ocean-keeper-dome-survival/id6642704130)

Explore procedurally generated underwater caves as a crashed miner in this roguelike shooter. Dig for resources, battle hordes of sea monsters, and upgrade your mech and weapons to survive. Each playthrough offers a unique challenge with changing layouts and diverse bosses.

**Highlights:** Procedurally generated caves, Mech customization, Horde battles with monsters and bosses, Meta-progression system, Artifact system, Multiple weapon choices, Diverse biomes

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game Unlock | $2.99 | one-time |
| Heap of meta currency | $2.99 | one-time |
| Chest of meta currency | $4.99 | one-time |
| Crate of meta currency | $9.99 | one-time |

**What reviewers like**

- 🫰🏻 Stunning ocean-themed visuals
- 🎮 Engaging roguelike gameplay
- 🕹️ Addictive and fun horde battles
- 🔝 Rewarding resource gathering and crafting
- 🕰️ Casual gameplay for short sessions

**What reviewers complain about**

- 💰 Pay-to-play model after free trial
- 📱 Illegible UI on mobile devices
- 🤑 Unfair IAP practices, requiring repurchase
- 🐛 Bugs and crashes, especially after purchases

**Reported bugs**

- Game not loading after purchase
- Upgrade options not functioning as expected
- Progress not saving across sessions

**Requested features**

- More items and upgrades to prolong engagement
- Ability to restore purchases and continue progress
- Improved UI scaling and readability on mobile
- Expanded gameplay modes and story elements


## Frequently asked questions

### Is Space Clutter free?

Space Clutter costs $0.99, with no in-app purchases.

### Is Ocean Keeper free?

Ocean Keeper is free to download, with in-app purchases available.

### Which has better reviews, Space Clutter or Ocean Keeper?

Space Clutter is rated higher. Space Clutter averages 4.9 out of 5 from 10 ratings, while Ocean Keeper averages 4.4 from 288 ratings.

### Do Space Clutter or Ocean Keeper have ads?

Ocean Keeper shows ads; Space Clutter does not.

### Which is updated more often, Space Clutter or Ocean Keeper?

Space Clutter ships an update every 49 months, and Ocean Keeper every 4 days. Most recently, Space Clutter was updated on July 4, 2026 and Ocean Keeper on September 26, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*